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Re: [Xen-devel] kexec: Clearing registers just before jumping into purgatory
- To: Vivek Goyal <vgoyal@xxxxxxxxxx>
- From: Matthew Garrett <mjg59@xxxxxxxxxxxxx>
- Date: Fri, 11 Oct 2013 16:48:05 +0100
- Cc: keir@xxxxxxx, keescook@xxxxxxxxxxxx, Daniel Kiper <daniel.kiper@xxxxxxxxxx>, kexec@xxxxxxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, xen-devel@xxxxxxxxxxxxx, hbabu@xxxxxxxxxx, ebiederm@xxxxxxxxxxxx, jbeulich@xxxxxxxx, hpa@xxxxxxxxxxxxxxx, david.vrabel@xxxxxxxxxx
- Delivery-date: Fri, 11 Oct 2013 15:58:18 +0000
- List-id: Xen developer discussion <xen-devel.lists.xen.org>
On Fri, Oct 11, 2013 at 11:44:50AM -0400, Vivek Goyal wrote:
> Just Curious. How is it useful. IOW, what's your use case of booting a new
> kernel and then jumping back.
I'm kexecing into a kernel with a modified /dev/mem, modifying the
original kernel and then jumping back into it.
--
Matthew Garrett | mjg59@xxxxxxxxxxxxx
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